Louise Slaughter

Republican Richard Lugar, who recently turned 80 and is the longest-serving Senator in Indiana history, is facing a serious re-election challenge from within his own party this year. Rep. Louise Slaughter, D-N.Y., is, at 82, expecting a tough run in the general election this fall. And at 78, Sen. Orrin Hatch, R-Utah, will have to weather opposition in the GOP primary if he’s to earn a seventh term. What’s remarkable about the three candidates is not just their status as …